ALR121-S51 | Serial Communication Module Yokogawa RS-422/RS-485 Thermocouple/mV Input Interface Module Potential Group Continued from the

Potential Group Continued from the Left: Yes

including redundant power supply

Auxiliary Inputs: 6

Switching Mechanism : High-side power MOSFET switches

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ALR121-S51 | Serial Communication Module Yokogawa RS-422/RS-485 Thermocouple/mV Input Interface Module Potential Group Continued from theOverview The Yokogawa ALR121 S51 is a dual port serial communication module designed for RS 422 RS 485 networks, supporting both point to point and multipoint communication modes. Interface Details Interface: RS 422 RS 485 (4 wire system) Connection Method: Point to point (RS 422), Multipoint (RS 485) Communication Settings Communication Function: Half duplex Synchronization Method: Start stop synchronization Transmission Speed: 1200 2400 4800 9600